/**
* (non-PHPdoc)
* @see EPDBObject::loadSummaryFields()
*/
public function loadSummaryFields($summaryFields = null)
{
if (is_null($summaryFields)) {
$summaryFields = array('courses', 'students', 'active', 'instructors', 'oas', 'cas');
} else {
$summaryFields = (array) $summaryFields;
}
$fields = array();
if (in_array('courses', $summaryFields)) {
$fields['courses'] = EPCourse::count(array('org_id' => $this->getId()));
}
$dbr = wfGetDB(DB_SLAVE);
if (in_array('students', $summaryFields)) {
$courseIds = EPCourse::selectFields('id', array('org_id' => $this->getId()));
if (count($courseIds) > 0) {
$fields['students'] = $dbr->select('ep_students_per_course', 'COUNT(*) AS rowcount', array('spc_course_id' => $courseIds));
$fields['students'] = $fields['students']->fetchObject()->rowcount;
} else {
$fields['students'] = 0;
}
}
if (in_array('active', $summaryFields)) {
$now = wfGetDB(DB_SLAVE)->addQuotes(wfTimestampNow());
$fields['active'] = EPCourse::has(array('org_id' => $this->getId(), 'end >= ' . $now, 'start <= ' . $now));
}
$courseFields = array();
$upInstructors = in_array('instructors', $summaryFields);
$upOas = in_array('oas', $summaryFields);
if ($upInstructors) {
$courseFields[] = 'instructors';
$fields['instructors'] = 0;
}
if ($upOas) {
$courseFields[] = 'online_ambs';
$fields['online_ambs'] = 0;
}
if (count($courseFields) > 0) {
$courses = EPCourse::select($courseFields, array('org_id' => $this->getId()));
foreach ($courses as $course) {
// TODO: foreach set field: count and add to fields[name]
}
}
$this->setFields($fields);
}
/**
* Adds a control to add a new term to the provided context
* or show a message if this is not possible for some reason.
*
* @since 0.1
*
* @param IContextSource $context
* @param array $args
*/
public static function displayAddNewRegion(IContextSource $context, array $args = array())
{
if (EPCourse::has()) {
EPTerm::displayAddNewControl($context, $args);
} elseif ($context->getUser()->isAllowed('ep-course')) {
$context->getOutput()->addWikiMsg('ep-terms-addcoursefirst');
}
}